Coffee box cover



FIG. 1 is a perspective view of a coffee box cover showing my new design;

FIG. 2 is a front elevational view thereof,

FIG. 3 is a rear elevational view thereof;

FIG. 4 is a right elevational view thereof, the left elevational view being a mirror image thereof;

FIG. 5 is a top plan view thereof; and,

FIG. 6 is bottom view thereof.

The broken lines in the drawings represent unclaimed environmental subject matter. 

The ornamental design for a coffee box cover, as shown and described. 